Finding the Third Proportional to 70,376 and 102,828.50

Step by Step Solution

1. Step 1: Write the proportion equation
   70,376 : 102,828.50 = 102,828.50 : x
2. Step 2: Convert to fraction form
   70,376/102,828.50 = 102,828.50/x
3. Step 3: Cross multiply
   70,376x = 102,828.50 × 102,828.50
4. Step 4: Simplify right side
   70,376x = 10,573,700,412.25
5. Step 5: Solve for x
   x = 10,573,700,412.25/70,376
6. Step 6: Final answer
   x = 150,245.83